Items Tagged with 'dampers'

ARTICLES

Motors, Disconnects, Drives, and Controls, Oh My!

March 31, 2021

Back in the day, we didn’t worry about dampers, because turning the fan off told the air not to go out or in — or so we thought.

HBT-221 Rectangular Bubble-Tight Damper – Greenheck

March 17, 2021

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Heavy-duty model HBT-221 features a blade seal mechanically fastened to the blade that is field replaceable and a flanged damper frame for easy mounting.

Arenas Present Unique Life Safety Design Challenges

Joseph Hauf, P.E.

February 5, 2021

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Designing fire/egress modeling results is achievable via documenting, specifying, and following through on ISO- and ASTM-tested smoke control ductwork.

Ruskin Supports Large-Scale Resort Project with Ambitious Timeline

December 25, 2020

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Documenting in-the-field problems and solutions, one project at a time.

Round Industrial Control Damper – Greenheck

December 25, 2020

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Model HCDR-450 is rated for velocities up to 7,000 fpm and pressure up to 30 inches wg and withstands temperatures from minus 60° to 400°F.

Automatic Balancing Damper with Register Box – Greenheck

October 28, 2020

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Model ABD-RB can be installed in both walls and ceilings for supply or exhaust applications.

Air Control Data Center Dampers – Ruskin

October 23, 2020

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These dampers offer Class IA leakage performance for added reliability and energy savings.

Redesigned AMD Line of Air Measuring Dampers – Greenheck

September 28, 2020

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The AMD damper series comes standard with a modulating actuator and a properly sized pressure transducer that outputs a signal proportional to cfm.

Ceiling Radiation Damper/Bath Fan Combinations for Wood Truss Applications – Greenheck

September 18, 2020

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The CRD-320WT damper is UL-approved for use in 20 different one-hour combustible, UL-rated, ceiling/floor assemblies.

HCD-324 and -325 Industrial High Temperature Control Dampers – Greenheck

August 21, 2020

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Models HCD-324 and HCD-524 feature a high temperature blade design to control airflow and provide shutoff in industrial process systems.

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Items Tagged with 'dampers'

ARTICLES

Motors, Disconnects, Drives, and Controls, Oh My!

HBT-221 Rectangular Bubble-Tight Damper – Greenheck

Arenas Present Unique Life Safety Design Challenges

Ruskin Supports Large-Scale Resort Project with Ambitious Timeline

Round Industrial Control Damper – Greenheck

Automatic Balancing Damper with Register Box – Greenheck

Air Control Data Center Dampers – Ruskin

Redesigned AMD Line of Air Measuring Dampers – Greenheck

Ceiling Radiation Damper/Bath Fan Combinations for Wood Truss Applications – Greenheck

HCD-324 and -325 Industrial High Temperature Control Dampers – Greenheck

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